UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yxz27XYGGFOw59MKrWeq4N1lZHcpMr2gKtncrDKnfs4=' 
WHERE 
  key_id = '8996e8d881ef48bc1626c6880916bebef966df4e76cda45cc2df993e58ff4d1e' 
  AND (
    token = 'yxz27XYGGFOw59MKrWeq4N1lZHcpMr2gKtncrDKnfs4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )